MacX YouTube Downloader is totally free software for Mac users to download online videos for later viewing on desktop or mobile device. It supports free downloading YouTube videos of different resolution and format, no matter common YouTube videos or HD videos in 720P or even higher.

How to Download YouTube Video for Free on Mac OS

Step One: When you find a video you'd like to download, copy the URL of the video page and open MacX YouTube Downloader. Then paste the URL and click "analyze" to load the YouTube video details. Or you can click "paste & analyze" button to automatically detect the YouTube video opened in browse.